温厚な襞背

温厚な襞背が戦場に出たとき、あなたは{G}を最大３回支払ってもよい。あなたがこのコストを１回以上支払ったとき、以下からその回数に等しい数だけ選ぶ。
・アーティファクトやエンチャントのうち１つを対象とする。それを破壊する。
・プレイヤー１人を対象とする。そのプレイヤーの墓地を追放する。
・あなたは４点のライフを得る。

安详鳍背龙

当安详鳍背龙进战场时，你可以支付至多三次{G}。当你支付一次或数次此费用时，选择至多等量的模式～
•消灭目标神器或结界。
•放逐目标牌手的坟墓场。
•你获得4点生命。

Tranquil Frillback

When this creature enters, you may pay {G} up to three times. When you pay this cost one or more times, choose up to that many —
• Destroy target artifact or enchantment.
• Exile target player's graveyard.
• You gain 4 life.

March of the Machine: The Aftermath

When Tranquil Frillback enters the battlefield, you may pay {G} up to three times. When you pay this cost one or more times, choose up to that many —
• Destroy target artifact or enchantment.
• Exile target player's graveyard.
• You gain 4 life.

Tranquil Frillback's triggered ability goes on the stack with no targets and no modes chosen. As it resolves, you may pay {G} up to three times. That is, you may pay {G}, {G}{G}, {G}{G}{G}, or choose not to pay. If you chose to pay, the second "reflexive" triggered ability will trigger. You'll choose the modes and targets, if any, for that second ability at that time.